/* Fonts */
@import url('https://fonts.googleapis.com/css2?family=Sora:wght@400;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,400&display=swap');

/* Variables */
:root {
  --bg: #08091a;
  --bg-alt: #0d1025;
  --bg-card: #111630;
  --bg-card-hover: #161d40;
  --border: rgba(255,255,255,0.08);
  --border-accent: rgba(108,201,255,0.25);
  --ink: #f0f4ff;
  --ink-2: #8892b0;
  --ink-3: #4a5568;
  --accent: #6cd1ff;
  --accent-dark: #4aade8;
  --accent-glow: rgba(108,209,255,0.12);
  --green: #68e0a8;
  --orange: #ffb547;
  --font-head: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --max-w: 1120px;
  --pad-x: clamp(20px, 5vw, 60px);
  --pad-section: clamp(64px, 10vw, 120px);
  --radius: 16px;
  --radius-sm: 10px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }

/* Nav */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(8,9,26,0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-brand { display: flex; align-items: center; gap: 10px; }
.brand-name {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.03em;
  color: var(--ink);
}
.brand-tag {
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  color: var(--bg);
  font-size: 0.6rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { font-size: 0.875rem; font-weight: 500; color: var(--ink-2); transition: color 0.2s; }
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  background: var(--accent) !important;
  color: var(--bg) !important;
  padding: 8px 20px !important;
  border-radius: 100px !important;
  font-weight: 700 !important;
  font-size: 0.875rem !important;
  transition: background 0.2s, transform 0.2s !important;
}
.nav-cta:hover { background: var(--accent-dark) !important; transform: translateY(-1px); }

/* Buttons */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 32px;
  border-radius: 100px;
  transition: background 0.2s, transform 0.2s;
}
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-1px); }
.btn-ghost {
  display: inline-block;
  color: var(--ink-2);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: 1.5px solid var(--border);
  transition: color 0.2s, border-color 0.2s, transform 0.2s;
}
.btn-ghost:hover { color: var(--ink); border-color: rgba(255,255,255,0.2); transform: translateY(-1px); }
.btn-large { font-size: 1.05rem; padding: 16px 40px; }

/* Section label */
.section-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: block;
}
.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 32px;
  color: var(--ink);
}

/* ===== HERO ===== */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  padding: var(--pad-section) var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
  min-height: 90vh;
  position: relative;
}
.hero::before {
  content: '';
  position: absolute;
  top: -100px; left: 50%; transform: translateX(-50%);
  width: 700px; height: 700px;
  background: radial-gradient(circle, rgba(108,209,255,0.05) 0%, transparent 65%);
  pointer-events: none;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-accent);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 7px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: blink 2.5s ease-in-out infinite;
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.hero-headline {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  margin-bottom: 24px;
  color: var(--ink);
}
.hero-headline em { font-style: normal; color: var(--accent); }
.hero-sub {
  font-size: 1.05rem;
  color: var(--ink-2);
  max-width: 440px;
  margin-bottom: 40px;
  line-height: 1.75;
}
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

/* Hero visual */
.hero-visual { display: flex; flex-direction: column; gap: 12px; }
.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  transition: border-color 0.25s, transform 0.25s;
}
.signal-card:hover { border-color: var(--border-accent); transform: translateX(5px); }
.signal-card--dim { opacity: 0.5; }
.signal-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.signal-icon {
  width: 32px; height: 32px;
  border-radius: 8px;
  background: rgba(108,209,255,0.1);
  color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.signal-icon--dim { background: rgba(255,255,255,0.04); color: var(--ink-2); }
.signal-meta { display: flex; flex-direction: column; gap: 1px; }
.signal-source { font-size: 0.7rem; font-weight: 600; color: var(--ink-2); text-transform: uppercase; letter-spacing: 0.07em; }
.signal-time { font-size: 0.68rem; color: var(--ink-3); }
.signal-body {
  font-size: 0.875rem; color: var(--ink-2); font-style: italic;
  line-height: 1.6; margin-bottom: 12px;
  border-left: 2px solid var(--border); padding-left: 12px;
}
.signal-actions { display: flex; align-items: center; justify-content: space-between; }
.signal-tag {
  font-size: 0.65rem; font-weight: 700;
  padding: 3px 10px; border-radius: 100px;
  letter-spacing: 0.05em; text-transform: uppercase;
}
.tag-high { background: rgba(104,224,168,0.12); color: var(--green); }
.tag-medium { background: rgba(255,181,71,0.12); color: var(--orange); }
.signal-score { font-size: 0.68rem; font-weight: 700; color: var(--ink-3); }

.hero-stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 4px;
}
.hstat { background: var(--bg-card); padding: 14px 16px; }
.hstat-n {
  font-family: var(--font-head); font-size: 1.25rem; font-weight: 800;
  color: var(--accent); letter-spacing: -0.04em; margin-bottom: 2px;
}
.hstat-l { font-size: 0.68rem; color: var(--ink-2); line-height: 1.4; }

/* ===== PROBLEM ===== */
.problem {
  padding: var(--pad-section) var(--pad-x);
  background: var(--bg-alt);
  position: relative;
}
.problem::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}
.problem-lead {
  font-size: 1rem; color: var(--ink-2); max-width: 680px;
  line-height: 1.75; margin-bottom: 48px;
}
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 40px;
}
.p-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 22px;
  transition: border-color 0.2s, transform 0.2s;
}
.p-card:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.p-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--accent-glow); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.p-card h4 { font-family: var(--font-head); font-size: 0.9rem; font-weight: 700; margin-bottom: 8px; color: var(--ink); }
.p-card p { font-size: 0.8rem; color: var(--ink-2); line-height: 1.65; }

.problem-stat-row {
  display: flex; align-items: center;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.pstat { flex: 1; padding: 20px 28px; }
.pstat-n {
  font-family: var(--font-head); font-size: 2rem; font-weight: 800;
  color: var(--accent); letter-spacing: -0.04em; margin-bottom: 4px;
}
.pstat-l { font-size: 0.78rem; color: var(--ink-2); line-height: 1.5; }
.pstat-divider { width: 1px; height: 70px; background: var(--border); flex-shrink: 0; }

/* ===== HOW IT WORKS ===== */
.how-it-works {
  padding: var(--pad-section) var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
}
.how-it-works .section-title { margin-bottom: 56px; }
.steps-row { display: flex; align-items: stretch; gap: 0; }
.step-card {
  flex: 1; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px 28px;
  transition: border-color 0.2s;
}
.step-card:hover { border-color: var(--border-accent); }
.step-icon {
  width: 60px; height: 60px; border-radius: 14px;
  background: var(--accent-glow); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.step-num {
  font-family: var(--font-head); font-size: 0.68rem; font-weight: 800;
  color: var(--accent); letter-spacing: 0.1em; margin-bottom: 10px; opacity: 0.6;
}
.step-card h3 { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; margin-bottom: 10px; color: var(--ink); }
.step-card p { font-size: 0.85rem; color: var(--ink-2); line-height: 1.7; }
.step-connector {
  display: flex; align-items: center;
  padding: 0 8px; color: var(--ink-3); flex-shrink: 0; align-self: center;
}

/* ===== TOPWEEKS ===== */
.topweeks {
  padding: var(--pad-section) var(--pad-x);
  background: var(--bg-alt);
  position: relative;
}
.topweeks::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-accent), transparent);
}
.tw-header { max-width: 680px; margin-bottom: 48px; }
.tw-lead { font-size: 1rem; color: var(--ink-2); line-height: 1.75; }
.tw-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.tw-metrics { display: flex; flex-direction: column; gap: 1px; background: var(--border); border-radius: var(--radius); overflow: hidden; }
.tw-metric { background: var(--bg-card); padding: 20px 24px; }
.tw-metric-n {
  font-family: var(--font-head); font-size: 1.6rem; font-weight: 800;
  color: var(--accent); letter-spacing: -0.04em; margin-bottom: 4px;
}
.tw-metric-l { font-size: 0.78rem; color: var(--ink-2); line-height: 1.5; }

.tw-signal-label { font-size: 0.72rem; font-weight: 600; color: var(--ink-3); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 12px; }
.tw-signal-card {
  background: var(--bg-card); border: 1px solid var(--border-accent);
  border-radius: var(--radius); padding: 22px;
}
.tw-signal-meta { display: flex; justify-content: space-between; margin-bottom: 12px; }
.tw-signal-source { font-size: 0.72rem; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 0.06em; }
.tw-signal-time { font-size: 0.68rem; color: var(--ink-3); }
.tw-signal-text {
  font-size: 0.875rem; color: var(--ink-2); font-style: italic;
  line-height: 1.65; border-left: 2px solid var(--border-accent);
  padding-left: 14px; margin-bottom: 14px;
}
.tw-signal-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.tw-tag {
  font-size: 0.65rem; font-weight: 700; padding: 3px 10px;
  border-radius: 100px; background: var(--accent-glow); color: var(--accent);
  letter-spacing: 0.04em; text-transform: uppercase;
}
.tw-signal-action {
  display: flex; align-items: center; gap: 8px;
  font-size: 0.75rem; color: var(--green); font-weight: 600;
}

.tw-cta-row {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 48px; padding-top: 28px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap; gap: 20px;
}
.tw-cta-row p { font-size: 1rem; color: var(--ink-2); }

/* ===== DIFFERENTIATORS ===== */
.differentiators {
  padding: var(--pad-section) var(--pad-x);
  max-width: var(--max-w);
  margin: 0 auto;
}
.differentiators .section-title { margin-bottom: 48px; }
.diff-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.diff-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px 26px;
  transition: border-color 0.2s, transform 0.2s;
}
.diff-card:hover { border-color: var(--border-accent); transform: translateY(-2px); }
.diff-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--accent-glow); color: var(--accent);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.diff-card h4 { font-family: var(--font-head); font-size: 0.95rem; font-weight: 700; margin-bottom: 10px; color: var(--ink); }
.diff-card p { font-size: 0.85rem; color: var(--ink-2); line-height: 1.7; }

/* ===== CTA ===== */
.cta-section {
  padding: var(--pad-section) var(--pad-x);
  background: var(--bg-alt);
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute; bottom: -80px; left: 50%; transform: translateX(-50%);
  width: 700px; height: 300px;
  background: radial-gradient(ellipse, rgba(108,209,255,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.cta-inner { max-width: 640px; margin: 0 auto; text-align: center; position: relative; }
.cta-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--bg-card); border: 1px solid var(--border-accent);
  color: var(--accent); font-size: 0.7rem; font-weight: 700;
  padding: 6px 14px; border-radius: 100px; margin-bottom: 28px;
  letter-spacing: 0.04em;
}
.cta-title {
  font-family: var(--font-head);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 800; letter-spacing: -0.04em; line-height: 1.15;
  margin-bottom: 20px; color: var(--ink);
}
.cta-sub { font-size: 1rem; color: var(--ink-2); line-height: 1.75; margin-bottom: 40px; }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; margin-bottom: 36px; }
.cta-note { font-size: 0.78rem; color: var(--ink-3); }
.cta-pillars { display: flex; align-items: center; justify-content: center; gap: 24px; flex-wrap: wrap; }
.cp { display: flex; align-items: center; gap: 8px; font-size: 0.78rem; color: var(--ink-2); font-weight: 500; }
.cp svg { color: var(--green); flex-shrink: 0; }

/* ===== FOOTER ===== */
.footer { padding: 56px var(--pad-x) 36px; background: var(--bg); border-top: 1px solid var(--border); }
.footer-inner { max-width: var(--max-w); margin: 0 auto; }
.footer-brand { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.footer .brand-name { font-family: var(--font-head); font-weight: 800; font-size: 1.2rem; letter-spacing: -0.03em; color: var(--ink); }
.footer .brand-tag {
  background: linear-gradient(135deg, var(--accent), #a78bfa);
  color: var(--bg); font-size: 0.6rem; font-weight: 700;
  padding: 3px 10px; border-radius: 100px; letter-spacing: 0.05em; text-transform: uppercase;
}
.footer-tagline { font-size: 0.82rem; color: var(--ink-3); margin-bottom: 24px; }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; margin-bottom: 36px; }
.footer-links a { font-size: 0.8rem; color: var(--ink-3); transition: color 0.2s; }
.footer-links a:hover { color: var(--ink-2); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 20px; border-top: 1px solid var(--border);
  font-size: 0.72rem; color: var(--ink-3); flex-wrap: wrap; gap: 8px;
}
.footer-legal { }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: auto; gap: 48px; }
  .hero-visual { order: -1; }
  .problem-grid { grid-template-columns: 1fr 1fr; }
  .problem-stat-row { flex-direction: column; }
  .pstat-divider { width: 100%; height: 1px; }
  .steps-row { flex-direction: column; }
  .step-connector { display: none; }
  .tw-grid { grid-template-columns: 1fr; }
  .diff-grid { grid-template-columns: 1fr; }
  .nav-links a:not(.nav-cta) { display: none; }
}
@media (max-width: 600px) {
  .hero-stat-row { grid-template-columns: 1fr; }
  .problem-grid { grid-template-columns: 1fr; }
  .cta-pillars { flex-direction: column; gap: 14px; }
  .footer-links { gap: 14px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}